WideStudio is an Integrated Development Environment (IDE) for building window applications in C++, Ruby, Python an Perl for Windows, MacOSX, Linux, FreeBSD, SOLARIS and other unix and BTRON and T-Engine. This is open and free (under MIT/X Consortiun Lice

A modern secure, robust, multithreaded, exception aware, internationalisable, portable GUI toolkit library designed for mission-critical work in C++ and Python forked from the FOX library. Replicates the Qt API in many places.

OPC Communication is a platform that uses OPC, CORBA and SOAP mechanism for commuciation to numerous data sources, either devices on the factory floor, or a database in a control room. It also translates services among OPC, CORBA and SOAP.